package week_1;

import toolPackage.ListNode;

public class text2 {
    public static void main(String[] args) {
        ListNode $_1=new ListNode(1);
        ListNode $1_2=new ListNode(2);
        ListNode $2_3=new ListNode(3);
        $_1.next=$1_2;
        $1_2.next=$2_3;



        System.out.println($_1);
        System.out.println($1_2);
        System.out.println($2_3);
    }
}
